commit 58f055e5314856a3badfa61fe144347903488989
author Ira W. Snyder <iws@ovro.caltech.edu> Wed Sep 23 22:59:44 2009 +0200
committer Jean Delvare <khali@linux-fr.org> Wed Sep 23 22:59:44 2009 +0200
tree 2a2dd026a39a610565e4b715272afa4c86142281
parent b6b9d69602aec2c869dd2ca730aab2cc58473c2d

hwmon: (ltc4245) Clear faults at startup

When power is applied to the ltc4245 chip it sometimes reports spurious
faults, which are exposed as alarms in the hwmon output. Clear the fault
register when the driver is installed to clear the alarms.

Signed-off-by: Ira W. Snyder <iws@ovro.caltech.edu>
Signed-off-by: Jean Delvare <khali@linux-fr.org>

drivers/hwmon/ltc4245.c

diff --git a/drivers/hwmon/ltc4245.c b/drivers/hwmon/ltc4245.c
index 034b2c5..e389643 100644
--- a/drivers/hwmon/ltc4245.c
+++ b/drivers/hwmon/ltc4245.c
@@ -382,7 +382,8 @@
 	mutex_init(&data->update_lock);
 
 	/* Initialize the LTC4245 chip */
-	/* TODO */
+	i2c_smbus_write_byte_data(client, LTC4245_FAULT1, 0x00);
+	i2c_smbus_write_byte_data(client, LTC4245_FAULT2, 0x00);
 
 	/* Register sysfs hooks */
 	ret = sysfs_create_group(&client->dev.kobj, &ltc4245_group);